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LOzn+7rZ9nCUWaVtd+bH2FxAW2vKaO9gMP5nfTpihOVBsPKUeTSss++0pvNccWmEq3IcPUGeKMs x+ZqDpMOinggYWAzeEau9jf+UwF6RavqgesRSR7sUGKy1llmy+p8S7yyfSoqKb5L7WXrus3zoip zbmz3e4KAzafQqi9kuwJgiGFcwSLsGWhvFKHkDTw= On 19/02/2026 04:37, sw.prabhu6@gmail.com wrote: > From: Swarna Prabhu > > Now that block layer can support block size > PAGE_SIZE > and the issue with WRITE_SAME(16) and WRITE_SAME(10) are > fixed for sector sizes > PAGE_SIZE, enable sdebug_sector_size >> PAGE_SIZE in scsi_debug. > Surely the sd driver or block layer should be catching non-compliant HW, right? The scsi_debug driver should minic HW, and there is nothing in any SCSI specs which mentions that the sector size needs to be limited to 64KB or the like - am I correct? The useful thing about scsi_debug is that we can pretend to be broken* HW and see if the upper layers catch it. *broken for Linux or non-compliant wrt spec > Reviewed-by: Damien Le Moal > Signed-off-by: Swarna Prabhu > --- > drivers/scsi/scsi_debug.c | 8 +------- > 1 file changed, 1 insertion(+), 7 deletions(-) > > diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c > index c947655db518..4c6feee87f05 100644 > --- a/drivers/scsi/scsi_debug.c > +++ b/drivers/scsi/scsi_debug.c > @@ -8495,13 +8495,7 @@ static int __init scsi_debug_init(void) > } else if (sdebug_ndelay > 0) > sdebug_jdelay = JDELAY_OVERRIDDEN; > > - switch (sdebug_sector_size) { > - case 512: > - case 1024: > - case 2048: > - case 4096: > - break; > - default: > + if (blk_validate_block_size(sdebug_sector_size)) { > pr_err("invalid sector_size %d\n", sdebug_sector_size); > return -EINVAL; > }